BMLite_RPi/BMLite_example/inc/hcp_tiny.h
Andrey Perminov 367e224df3 Refactored code of hcp_tiny
Change-Id: Ib5afe008bb1a6c9690f1450adc16da6dd5041aae
2020-04-30 15:47:41 -07:00

63 lines
2.2 KiB
C

#ifndef HCP_H
#define HCP_H
#include "fpc_bep_types.h"
#include "fpc_hcp_common.h"
/** MTU for HCP physical layer */
#define MTU 256
/** Communication acknowledge definition */
#define FPC_BEP_ACK 0x7f01ff7f
typedef struct {
/** Send data to BM-Lite */
fpc_bep_result_t (*write) (uint16_t, const uint8_t *, uint32_t, void *);
/** Receive data from BM-Lite */
fpc_bep_result_t (*read)(uint16_t, uint8_t *, uint32_t, void *);
/** Receive timeout (msec). Applys ONLY to receiving packet from BM-Lite on physical layer */
uint32_t phy_rx_timeout;
/** Data buffer for application layer */
uint8_t *pkt_buffer;
/** Size of data buffer */
uint32_t pkt_size_max;
/** Current size of incoming or outcoming command packet */
uint32_t pkt_size;
/** Buffer of MTU size for transport layer */
uint8_t *txrx_buffer;
} HCP_comm_t;
/**
* @brief Helper function for sending HCP commands
*
* @param chain HCP communication chain
* @param command_id command to send
* @param arg_key1 first key to add to the command
* @param arg_data1 first argument data to add
* @param arg_data1_length first data length of argument data
* @param arg_key2 second key to add to the command
* @param arg_data2 second argument data to add
* @param arg_data2_length second data length of argument data
* @return ::fpc_bep_result_t
*/
fpc_bep_result_t send_command_args2(HCP_comm_t *chain, fpc_hcp_cmd_t command_id,
fpc_hcp_arg_t arg_key1, void *arg_data1, uint16_t arg_data1_length,
fpc_hcp_arg_t arg_key2, void *arg_data2, uint16_t arg_data2_length);
/**
* @brief Helper function for receiving HCP commands
* @param command_id command to send
* @param arg_key1 first key to receive
* @param arg_data1 first argument data
* @param arg_data1_length first argument data length
* @param arg_key2 second key to receive
* @param arg_data2 second argument data
* @param arg_data2_length second argument
* @return ::fpc_bep_result_t
*/
fpc_bep_result_t receive_result_args2(HCP_comm_t *chain,
fpc_hcp_arg_t arg_key1, void *arg_data1, uint16_t arg_data1_length,
fpc_hcp_arg_t arg_key2, void *arg_data2, uint16_t arg_data2_length);
#endif